fix: align project with upstream layout

bindings/node/binding_test.js

@@ -1,9 +1,9 @@
+/// <reference types="node" />
+
 const assert = require("node:assert");
 const { test } = require("node:test");
 
-const Parser = require("tree-sitter");
-
 test("can load grammar", () => {
-  const parser = new Parser();
+  const parser = new (require("tree-sitter"))();
   assert.doesNotThrow(() => parser.setLanguage(require(".")));
-});
+});